Wallpaper Rolls Calculator

Net wall area minus openings → drop count → rolls, with pattern-repeat cut matching.

Walls

ROLL WIDTH (m)

ROLL LENGTH (m)

PATTERN REPEAT (cm)

MATCH TYPE

TRIM ALLOWANCE (cm)

EXTRA ROLLS SPARE

Gross wall area–

Openings deducted–

Net area to cover–

Cut length / drop–

Drops needed–

Full drops per roll–

Waste estimate–

Rolls required–